Event: 7400 max Rapid-play

Opponent Rating Result
Stephen Gaskell 1660 ½ - ½
John F Fahy 1765 1 - 0
Stephen Gaskell 1660 ½ - ½
John F Fahy 1765 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1813 = (6850 + 400 * (1 - 0)) / 4)

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